I.
1. The earth revolves round the sun.
2. The sun rises in the east.
3. I'd like to go abroad but I don't have enough money.
4. Water boils at 100 degrees Celcius.
II.
1. early enough
2. fast enough
3. enough cakes
4. enough English
5. slowly enough
6. hard enough
III.
1. The film was so interesting that he watched it.
2. The tea was so hot that it burned my tongue.
3. The music is so soft that we can't hear it.
4. The house is large enough for my family to live in.
II.
1. doesn't go / goes
2. had / was
3. lived
4. shines
5. spends
III.
1. Hoang isn't tall enough to reach the ceiling fan.
2. This math exercise was not easy enough for me to do.
3. I am not strong enough to carry this bag.
4. Huong's English is good enough to talk to a foreigner.
5. Mr. Chinh is not young enough to join this club.
A/ VOCABULARY
1. Fax machine
2. Movie theatre
3. address book
4. mobile phone
5. pop concert
6. answering machine
7. telephone directory
8. public telephone
9. phone call
10. Yellow pages
